Research Paper & Topics System (Anshul)

[Aadi-hash]

Title: Implement Research Paper and Topic Models

Models:
-Research Paper
-author → FK to User
-title
-abstract
-journal_name
-published_date
-file_url
-Topic
-name
-description

Relations:
Paper belongs to Topic (FK or M2M based on your design)
Self-referencing citation system (Many To Many to itself)